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A238687 as a simple table

na(n)
01
11
22
32
44
55
66
78
813
910
1018
1121
1227
1329
1441
1541
1662
1765
1877
1991
20114
21127
22151
23173
24213
25232
26279
27322
28372
29410
30491
31518
32630
33724
34814
35894
361057
371141
381326
391502
401681
411839
422146
432324
442636
452966
463272
473607
484173
494422
505035
515616
526195
536703

[1,1,2,2,4,5,6,8,13,10,18,21,27,29,41,41,62,65,77,
 91,114,127,151,173,213,232,279,322,372,410,491,
 518,630,724,814,894,1057,1141,1326,1502,1681,1839,
 2146,2324,2636,2966,3272,3607,4173,4422,5035,5616,
 6195,6703]